<script setup lang="ts">
import { userLoginApi } from '@/apis/user'
import { onMounted, reactive, ref } from 'vue'
import { useUserStore } from '@/stores/user'
import { ElMessage } from 'element-plus'
import { LOGINFORM_KEY } from '@/constants'
import { useRouter } from 'vue-router'

const router = useRouter()
const userStore = useUserStore()

// 表单数据
let formData = reactive({
  username: 'demo',
  password: 'Hmzs%001',
})
// 记住我
let remember = ref(false)
// 检验规则
const rules = {
  username: [{ required: true, message: '请输入账号', trigger: 'blur' }],
  password: [{ required: true, message: '请输入密码', trigger: 'blur' }],
}

const form = ref()

onMounted(() => {
  const jsonStr = localStorage.getItem(LOGINFORM_KEY)

  if (jsonStr !== null) {
    Object.assign(formData, JSON.parse(jsonStr))
  }
})

const login = async () => {
  await form.value.validate()
  const { token } = await userLoginApi(formData)
  ElMessage.success('登录成功')
  userStore.setToken(token)

  // 选中记住我，持久化保存用户登录信息
  if (remember.value) {
    localStorage.setItem(LOGINFORM_KEY, JSON.stringify(formData))
  } else {
    localStorage.removeItem(LOGINFORM_KEY)
  }

  // 跳转首页
  router.replace('/')
}
</script>

<template>
  <div class="login_body">
    <div class="bg" />
    <div class="box">
      <div class="title">智慧园区-登录</div>
      <el-form ref="form" :model="formData" :rules="rules">
        <el-form-item label="账号" prop="username">
          <el-input v-model="formData.username" />
        </el-form-item>

        <el-form-item label="密码" prop="password">
          <el-input v-model="formData.password" show-password />
        </el-form-item>

        <el-form-item prop="remember">
          <el-checkbox
            v-model="remember"
            :true-value="true"
            :false-value="false"
            >记住我</el-checkbox
          >
        </el-form-item>

        <el-form-item>
          <el-button type="primary" class="login_btn" @click="login"
            >登录</el-button
          >
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<style lang="scss" scoped>
.login_body {
  display: flex;
}

.bg {
  width: 60vw;
  height: 100vh;
  background: url('@/assets/login-bg.svg') no-repeat;
  background-position: right top;
  background-size: cover;
}

.box {
  margin: 200px 10% 0;
  flex: 1;

  .title {
    padding-bottom: 76px;
    font-size: 26px;
    font-weight: 500;
    color: #1e2023;
  }

  ::v-deep() {
    .ant-form-item {
      display: flex;
      margin-bottom: 62px;
      flex-direction: column;
    }

    .ant-form-item-label label {
      font-size: 16px;
      color: #8b929d;
    }

    .ant-input,
    .ant-input-password {
      border-radius: 8px;
    }
  }
}

.login_btn {
  width: 100%;
}
</style>
